Messages in this thread | | | Date | Fri, 18 Jan 2002 13:26:11 -0500 | From | Doug Ledford <> | Subject | Re: Full-duplex not working with i810_audio |
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Jean-Marc Valin wrote:
> I can't get full-duplex audio to work on my laptop with 2.4.17 (using > the i810_audio sound driver). I know my card (ADI 188x WDM) supports it > because it works fine with the commercial OSS. > > In the sample code: > fd = open("/dev/dsp", O_RDWR); > ioctl(fd, SNDCTL_DSP_SETDUPLEX, 0) > I get: > SNDCTL_DSP_SETDUPLEX: Invalid argument
That ioctl is not supported in the base i810 sound driver.
> Also, when using the "rec" (based on sox) utility, my kernel crashes > completely (no panic, no oops, nothing else happens).
Download the updated i810_audio.c file from my web site and let me know if basic recording still crashes for you (http://people.redhat.com/dledford/i810_audio.c.gz)
> My setup is: > Compaq Presario 1720CA > PIII mobile 1 GHz / 256 MB RAM > ATI Mobility Radeon M6 / 8 MB > ADI 188x WDM sound chip (on-board) > RedHat 7.2/2.4.17 > > Can anyone help me? > > Jean-Marc > > P.S. Please CC to me, as I am not subscribed to the list > > - > To unsubscribe from this list: send the line "unsubscribe linux-kernel" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html > Please read the FAQ at http://www.tux.org/lkml/ > >
--
Doug Ledford <dledford@redhat.com> http://people.redhat.com/dledford Please check my web site for aic7xxx updates/answers before e-mailing me about problems
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